Home / 11,755.72-17,631.66-4,358.44

Finding the Fourth Proportional to 11,755.72, 17,631.66 and 4,358.44

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Solution

The fourth proportional to 11,755.72, 17,631.66 and 4,358.44 is: 6,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.72 : 17,631.66 = 4,358.44 : x
  2. Step 2: Convert to fraction form
    11,755.72/17,631.66 = 4,358.44/x
  3. Step 3: Cross multiply
    11,755.72x = 17,631.66 × 4,358.44
  4. Step 4: Simplify right side
    11,755.72x = 76,846,532.21
  5. Step 5: Solve for x
    x = 76,846,532.21/11,755.72
  6. Step 6: Final answer
    x = 6,536.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.